Himitsu Yuugi | 비밀유희
(Reitaisai 8) [French letter (Fujisaki Hikari)] Pedolia! underground (Touhou Project) [Chinese] [戀芙蘭催婚協會會長封獸鵺個人漢化]
[Ukkaridou] Nanaka No Mahou de (Nanaka6/17)
[Stranger_Underground Dou] Jigoku Ezu no Yoru
USHI to KOBUSHI | 소와 주먹
(Puniket 20) [Chronolog, Shoujo Zukin (Sakurazawa Izumi, Hatomugi Munmun)] Alice in the underground (Soul Eater)
(Reitaisai 8) [French letter (Fujisaki Hikari)] Pedolia! underground (Touhou Project)
(Underground Carnival) [Kougeki (Ootsuki Wataru)] Speechless (Touhou Project)
Haha No Kawaki | 義母的性飢渴
(C78) [bolze. (rit.)] The Sunshine Underground (Heart Catch Precure)
(C69) [RED RIBBON REVENGER (Makoushi)] Valhalla ~ Dainishou~ Fuyu no Arashi (Spiral) [Digital]
[NeWMen, Zappa Go] TRAP (fractal 2003-05) [English] [SaHa] [Decensored]
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 3 [Digital]
Chika Tougijou Sen - Underground Colosseum Sen 5
Maso no Keifu
(CR30) [SOFTCHARM (SOFTCHARM)] FULL-SWEEP EARLY UNDERGROUND (Various)
Konya wa Girl's Bar Heiten Shimasu.
Triglav Underground Railway
Underground Sex Fight Club
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [English] [8/u/ Scanlations] [Digital]
[Ribonatsu] G (Tokyo Underground)
Chika Teien | Underground Garden
Underground Hotel
[UNDERGROUND CAMPAIGN (Muma, Senga Migiri)] Maison Liberté | Midsummer Daydream [English] [Leon990 Scanlations] [Digital]
[Minazuki Juuzou] Shounen Shoujo Tachi no Natsu | Boys' and Girls' Summer (fractal 2003-05) [English] [Decensored]
[Fractal Underground Studio] Kodomo Rakuen Ransel Shoujo Hen
Futari no Nichiyoubi
Ningen wa Oroka | Humans Are Foolish
Menhera Usagi to Pet no Alpaca o Mofumofu Shichau Hon
土方口マンホール 鳶編
[Cyclone (Izumi Kazuya, Reizei)] Kagami ni Mukau Shoujo (Various) [Digital]
Chika Tougijou Sen - Underground Colosseum Sen 3
(SPARK11) [FRACTALE (Fujishirokei)] Misukon Seifuku de H Shiyou? (Persona 4)
Chika Tougijou Sen - Underground Colosseum Sen 1
(C89) [Yamaneko Jinja (John Inu)] UNDERGROUND ASCENDANCY (Touhou Project)
[HG Chagawa] Chika Dorei No. 6 - Underground Slave No. 6 (ANGEL Club 2015-01) [English] [desudesu]
Fractal Studio Manga
[Undergroundou] Underground Natural Klutz Orgasm VI
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Digital]
(C76) [FractalThink (Suzuki Mey)] AZUMAN-G (Bakuman)
Hitsugi
(C88) [FractalThink (Suzuki Mey)] Yahagi-chan Shusai Kyuukyoku no Fan Service Chotto Ecchi na Owabi Satsueikai (Kantai Collection -KanColle-)
(C75) [FractalThink (Suzuki Mey)] Kanari Kiteru Hentai Power Maji de Ii Kanji Hentai Karen dakara Makenai (Zettai Karen Children)
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass)
Ashford Academy Underground
(CSP4) [Uguisuya (Various)] FRACTAL PIECE (Fate/stay night)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Chinese] [沒有漢化] [Digital]
Underground Athlete Maker
Boshi Chika Resort | Mother and Son Underground Resort
Vtuber Sokuhame Kairaku Ochi Hon 2
[Undergroundou] Hadaka no Tsukiai -Hentai no Atsumaru Ecchi na Sentou-
(Osuket 2) [UNDERGROUND CAMPAIGN (Senga Migiri, jin)] Yasei
[Ranchiki (dotsuco)] Mesuochi Idol-kun | Feminizing Degeneration Idol-kun [English] [Nisor] [Digital]
Chika Tougijou Sen - Underground Colosseum Sen 2
Vtuber Sokuhame Kairaku Ochi Hon
Underground Garden
[GENOCIDE (Hattori Gorou)] S4U spats forever The UNDERGROUND insert SATONAKA CHIE (PERSONA 4) [Digital]
[Undergroundou] Haru no Shura - Seifuku Shounen to Geshuku Daigakusei no Ikenai Kankei -
V Tsumamigui
Fractal Studio Manga II
[Nakamura Yukitoshi] Underground Athlete Maker (2D Comic Magazine Kikaikan Ningen Bokujou Vol. 2) [English] [Digital]
Inbou Kyousei Kairaku Esute Zenpen | Underground Forced Pleasure Salon Part 1
Sofia-san wa Kashikoi ♥
[Underground dou] Koushuu Benjo Shounen
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 5 [Chinese] [沒有漢化] [Digital]
Mazu no Hoshikuzu | 魔都的星尘 act.1-2
(COMIC1) [Alemateorema (Kobayashi Youkoh)] P3 fractal (Persona 3)
]NUDEGIRL | 超裸女
(C78) [Crazy9 (Ichitaka)] Alice in Underground (Ookami-san to Shichinin no Nakama-tachi)
[Underground Campaign (Senga Migiri, jin)] Dokata Kuchiman Hole - Tobi Hen
[Underground Dou (Stranger)] Jigoku Ezu no Yoru 2
Omakebon 9
[Crimson (Carmine)] Yoru no Senritsu (Tokyo Underground)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [Chinese] [沒有漢化] [Digital]
(C93) [FRACTALE (Fujishiro Kei)] IROIRO (Persona 4)
Friends Gyaku Rape Goudoushi 2
Sabbath wa Houkago, Chikashitsu de | The Sabbath happens after school, in the underground room
FABRICATION FLAVOR
Illustration
[UNDERGROUND CAMPAIGN (Senga Migiri)] USHI to KOBUSHI [Chinese] [同文城] [Digital]
[Abura Katabura (Papipurin)] Midgar Underground Capter 1: Tifa Haidaku Nyuumetsu (Final Fantasy VII)
(C71) [ARESTICA, D.N.A.Lab. (Ariko Youichi, Miyasu Risa)] Velvet Underground (Sumomomo Momomo)
Pedolia! underground
Watashi ga Maketara Nandemo Iu Koto Kiite Ageru
(C83) [Tricot (Stella.Ing)] From the Underground (The Legend Of Zelda)
[Bai Asuka] Boku no Kaa-san wa Yuujin no Mesuinu Ch. 1-3 [English] [biribiri]
Minami Underground | 미나미 언더그라운드
Underground Hotel Vol. 3
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 3 [English] [8/u/ Scanlations] [Digital]
Otokonoko ga Futanari JK DeliHeal o Yondara Byou de Mesu Ochi shichaimashita.
Muryoru Kangoku | The Swarm Approaches the Wicked Prison
[Zokubutsu.zip (Asuka)] Zokubutsu.zip (9) Chika | Underground [English] [Digital]
Nodokan
(C86) [Gekidoku Shoujo (ke-ta)] Underground Blossom (Touhou Project)
Ashford Gakuen Underground
Buchou to Kachou | 部长与课长 1-3